diff --git a/.github/workflows/build_wheels_linux.yml b/.github/workflows/build_wheels_linux.yml
index fac5ebad1249f899f348f8a17d908781934a5b80..362001fbfcd8b46f39dc5e1c357d363fdfea1af1 100644
--- a/.github/workflows/build_wheels_linux.yml
+++ b/.github/workflows/build_wheels_linux.yml
@@ -4,6 +4,7 @@ on:
   pull_request:
     branches:
       - master
+      - 3.4
     paths-ignore:
       - '.github/workflows/build_wheels_linux_arm.yml'
       - '.github/workflows/build_wheels_windows*'
diff --git a/.github/workflows/build_wheels_linux_arm.yml b/.github/workflows/build_wheels_linux_arm.yml
index c58e063104dfa0cf387accfc8e1d2db3872a0a3b..a892040b4170be06b1e2edf0c746c6a905f08879 100644
--- a/.github/workflows/build_wheels_linux_arm.yml
+++ b/.github/workflows/build_wheels_linux_arm.yml
@@ -4,6 +4,7 @@ on:
   pull_request:
     branches:
       - master
+      - 3.4
     paths-ignore:
       - '.github/workflows/build_wheels_linux.yml'
       - '.github/workflows/build_wheels_windows*'
diff --git a/.github/workflows/build_wheels_macos.yml b/.github/workflows/build_wheels_macos.yml
index bccec01fdd310687f6935176de530c5861bc045a..c453ab85fb65cd26dfcf18d48c58d58dcb66b31a 100644
--- a/.github/workflows/build_wheels_macos.yml
+++ b/.github/workflows/build_wheels_macos.yml
@@ -4,6 +4,7 @@ on:
   pull_request:
     branches:
       - master
+      - 3.4
     paths-ignore:
       - '.github/workflows/build_wheels_linux*'
       - '.github/workflows/build_wheels_windows*'
diff --git a/.github/workflows/build_wheels_macos_m1.yml b/.github/workflows/build_wheels_macos_m1.yml
index 9f7b0f37cdd8fe11e1349218a7ab7bd20f3f76b4..1ac065f19fc4bf47f046574f9595683f844eef15 100644
--- a/.github/workflows/build_wheels_macos_m1.yml
+++ b/.github/workflows/build_wheels_macos_m1.yml
@@ -4,6 +4,7 @@ on:
   pull_request:
     branches:
       - master
+      - 3.4
     paths-ignore:
       - '.github/workflows/build_wheels_linux*'
       - '.github/workflows/build_wheels_windows*'
diff --git a/.github/workflows/build_wheels_windows.yml b/.github/workflows/build_wheels_windows.yml
index 337c77b2b081e26b8eed76d6945b7e1d64e20146..0dad17b5f034d5c86038610802ded238326dba9f 100644
--- a/.github/workflows/build_wheels_windows.yml
+++ b/.github/workflows/build_wheels_windows.yml
@@ -4,6 +4,7 @@ on:
   pull_request:
     branches:
       - master
+      - 3.4
     paths-ignore:
       - '.github/workflows/build_wheels_linux*'
       - '.github/workflows/build_wheels_macos*'